Re: debug_dma_assert_idle - ohci - cpu touching an active dma mapped cacheline
[ cut here ] WARNING: CPU: 2 PID: 1065 at lib/dma-debug.c:593 debug_dma_assert_idle+0x159/0x1d0() ohci-pci :00:04.0: DMA-API: cpu touching an active dma mapped cacheline [cln=0x03004180] CPU: 2 PID: 1065 Comm: tumblerd Not tainted 3.17.0-0.rc5.git1.1.fc22.i686 #1 Call Trace: [] dump_stack+0x48/0x60 [] warn_slowpath_common+0x82/0xa0 [] ? debug_dma_assert_idle+0x159/0x1d0 [] ? debug_dma_assert_idle+0x159/0x1d0 [] warn_slowpath_fmt+0x3e/0x60 [] debug_dma_assert_idle+0x159/0x1d0 [] ? anon_vma_prepare+0x29/0x140 [] do_wp_page+0xe4/0x8c0 [] handle_mm_fault+0x662/0xba0 [] __do_page_fault+0x208/0x5d0 [] ? vm_mmap_pgoff+0x9b/0xc0 [] ? SyS_mmap_pgoff+0xe8/0x220 [] ? trace_hardirqs_on_caller+0x13c/0x1e0 [] ? __do_page_fault+0x5d0/0x5d0 [] do_page_fault+0x1a/0x20 [] error_code+0x6c/0x74 ---[ end trace ce8b30fb8a3415c9 ]--- Mapped at: [] debug_dma_alloc_coherent+0x22/0x70 [] ohci_init+0x22c/0x450 [] ohci_setup+0x59/0x60 [] ohci_pci_reset+0x4f/0x60 [] usb_add_hcd+0x29a/0x8c0 $ lsusb -s 004: Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub poma -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: debug_dma_assert_idle - ohci - cpu touching an active dma mapped cacheline
[ cut here ] WARNING: CPU: 2 PID: 1065 at lib/dma-debug.c:593 debug_dma_assert_idle+0x159/0x1d0() ohci-pci :00:04.0: DMA-API: cpu touching an active dma mapped cacheline [cln=0x03004180] CPU: 2 PID: 1065 Comm: tumblerd Not tainted 3.17.0-0.rc5.git1.1.fc22.i686 #1 Call Trace: [c0b1bdb6] dump_stack+0x48/0x60 [c04591e2] warn_slowpath_common+0x82/0xa0 [c076dad9] ? debug_dma_assert_idle+0x159/0x1d0 [c076dad9] ? debug_dma_assert_idle+0x159/0x1d0 [c045923e] warn_slowpath_fmt+0x3e/0x60 [c076dad9] debug_dma_assert_idle+0x159/0x1d0 [c059a909] ? anon_vma_prepare+0x29/0x140 [c058f594] do_wp_page+0xe4/0x8c0 [c0591792] handle_mm_fault+0x662/0xba0 [c0447398] __do_page_fault+0x208/0x5d0 [c058053b] ? vm_mmap_pgoff+0x9b/0xc0 [c0595178] ? SyS_mmap_pgoff+0xe8/0x220 [c04a8e1c] ? trace_hardirqs_on_caller+0x13c/0x1e0 [c0447760] ? __do_page_fault+0x5d0/0x5d0 [c044777a] do_page_fault+0x1a/0x20 [c0b258b4] error_code+0x6c/0x74 ---[ end trace ce8b30fb8a3415c9 ]--- Mapped at: [c076bb82] debug_dma_alloc_coherent+0x22/0x70 [c09050dc] ohci_init+0x22c/0x450 [c0905359] ohci_setup+0x59/0x60 [c09064cf] ohci_pci_reset+0x4f/0x60 [c08dd8aa] usb_add_hcd+0x29a/0x8c0 $ lsusb -s 004: Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub poma -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/